benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 pahs, 2000-09-18,  APS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1548, 1.2047, 30, 16320
 pahs, 2000-09-25,  APS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1852, 1.2347, 30, 1620
 pahs, 2004-09-21,  RWB ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 1.2501, 1.2989, 30, 17330
 pahs, 2004-09-23,  WRT ,  USGS ,  ASHTECH,  04597 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.2622, 1.3109, 30, 155530
 pahs PAHS_USGS, 2009-09-26,  SAH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII 1L001,  ASH701945E_M,  CR520031622,  NONE, 1.3329, 1.3809, 30, 16130
 pahs PAHS_USGS, 2009-09-30,  WRT ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14341,  NONE, 1.1479, 1.1979, 30, 17540